{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{7}{c}}
\toprule
                &\multicolumn{1}{c}{(1)}         &\multicolumn{1}{c}{(2)}         &\multicolumn{1}{c}{(3)}         &\multicolumn{1}{c}{(4)}         &\multicolumn{1}{c}{(5)}         &\multicolumn{1}{c}{(6)}         &\multicolumn{1}{c}{(7)}         \\
\midrule
Mean State Duration&    0.944\sym{***}&    1.006\sym{***}&    1.054\sym{***}&    1.155\sym{***}&    1.157\sym{***}&    1.119\sym{***}&    0.868\sym{***}\\
                &  (0.269)         &  (0.267)         &  (0.264)         &  (0.265)         &  (0.272)         &  (0.276)         &  (0.280)         \\
Mean State Duration (Sq)&   -1.327\sym{***}&   -1.420\sym{***}&   -1.473\sym{***}&   -1.605\sym{***}&   -1.631\sym{***}&   -1.579\sym{***}&   -1.390\sym{***}\\
                &  (0.318)         &  (0.318)         &  (0.314)         &  (0.317)         &  (0.313)         &  (0.318)         &  (0.328)         \\
Agricultural Suitability &                  &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         \\
Elevation       &                  &                  &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         \\
Distance to Water &                  &                  &                  &$\checkmark$         &$\checkmark$         &$\checkmark$         &$\checkmark$         \\
Agri Adoption   &                  &                  &                  &                  &$\checkmark$         &$\checkmark$         &$\checkmark$         \\
Distance to City &                  &                  &                  &                  &                  &$\checkmark$         &$\checkmark$         \\
Latitude        &                  &                  &                  &                  &                  &                  &$\checkmark$         \\
Longitude       &                  &                  &                  &                  &                  &                  &$\checkmark$         \\
Lat*Lon         &                  &                  &                  &                  &                  &                  &$\checkmark$         \\
\midrule
Observations    &     2376         &     2314         &     2313         &     2313         &     2223         &     2223         &     2223         \\
\bottomrule
\end{tabular}
}
